function alte(){
	/*弹窗*/
	var dd=document.getElementById("Searchresult");
	this.div=document.createElement("div");
	this.div.className="layer";
	this.div.style.position="fixed";
	this.div.style.left="0";
	this.div.style.right="0";
	this.div.style.top="0";
	this.div.style.bottom="0";
	this.div.style.margin="auto";
	this.div.style.width=window.innerWidth*0.8+"px";
	this.div.style.height=window.innerHeight*0.5+"px";
	this.div.style.background="rgba(0,0,0,0)";
	/*遮盖层*/
	this.dcover=document.createElement("div");
	this.dcover.className="cover";
	this.dcover.style.position="fixed";
	this.dcover.style.left="0";
	this.dcover.style.top="0";
	this.dcover.style.width=window.innerWidth+"px";
	this.dcover.style.height=window.innerHeight+"px";
	this.dcover.style.background="rgba(0,0,0,0.4)";
	this.dcover.style.display="block";
	//document.body.appendChild(this.dcover);
	dd.appendChild(this.dcover);
	this.dcover.appendChild(this.div);
	/*弹窗内容*/
	this.title=document.createElement("div");
	this.title.innerHTML="Loading......";
	this.title.style.position="fixed";
	this.title.style.left="0";
	this.title.style.right="0";
	this.title.style.top="0";
	this.title.style.bottom="0";
	this.title.style.margin="auto";
	this.title.style.width=this.div.innerWidth*0.5+"px";
	this.title.style.height="30px";
	this.title.style.textAlign="center";
	this.title.style.lineHeight=30+"px";
	this.title.style.fontSize="30px";
	this.div.appendChild(this.title);
	
//	this.img=document.createElement("img");
//	this.img.src="http://i3.tietuku.com/997c27fdf4ce259b.gif";
//	
//	this.title.appendChild(this.img);
	
	
}
